InChI=1/C20H17N3O2/c21-19(22)14-9-11-15(12-10-14)23-20(25)17-8-4-7-16(18(17)24)13-5-2-1-3-6-13/h1-12,24H,(H3,21,22)(H,23,25)/p+1/fC20H18N3O2/h23H,21-22H2/q+1 85404279A3979740